A-Board (2/11) Schematic Diagram - Panasonic TC-L42U12 Service Manual

42 inch class 1080p lcd hdtv, lh91 chassis
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11.3. A-Board (2/11) Schematic Diagram

SUB3.3V
L8500
C8500
TO 1/11
J0JHC0000075
0.1u
NANDRYBY
R8504
10k
R8514
0
R8512
10k
10
11
SUB3.3V
TP8550
C8506
16V
0.1u
1
NC
8
R8556
VCC
4.7k
TO 1/11
TP8551
R8559
56
2
7
VI2CLK2
NC
WC
EEPROM_WP
3
6
NC
SCL
4
VSS
5
SDA
R8555
R8554
22
22
EEPROM
TP8552
TP8553
*IC8503
TVRQ620S
AA_EA24
I2C
AA_XECS0
XECS2
XECS4
AA_XERE
AA_XEWE0
AA_XRST
C8501
16V
16V
0.1u
C8517
AD_SDA1
16V
0.1u
AD_SCL1
AD_SDA2
AD_SCL2
AD_SDA3
AD_SCL3
*IC8502
FLASH
TVRQ535AAS
AD_SDA1
AD_SCL1
AD_SDA2
AD_SCL2
AD_SDA3
AD_SCL3
12
R8663
10k
XECS2
SUB5V
FOR
XECS4
FACTORY USE
A17
TO 1/11
R8615
TP8574
33
SBO0
SBI0
TP8575
R8614
33
R8518
TO 1/11
33
VI2P4
SUB3.3V
R8617
TO 1/11
10k
XIRQ1
R8517
33
XECS0
XECS2
XECS4
R8519
33
XERE
R8520
33
XEWE0
SUB3.3V
R8770
R8772
10k
10k
ESZ1
ESZ0
TO 3/11
AA_XRST
SUB3.3V
TO 1/11
R8538
22
SDA0
R8539
22
SCL0
R8540
22
SDA1
R8542
22
SCL1
R8544
22
SBT0
SDA2
R8545
22
SBT2
SCL2
R8541
22
XECS3
from LiteII
SDA3
R8543
22
XECS5
SCL3
TO 5,10/11
AD_SDA1
AD_SCL1
TO 5,10,11/11
to other devices
AD_SDA2
AD_SCL2
TO 5,6/11
AD_SDA3
AD_SCL3
SUB3.3V
TO 1/11
TMS
R8533
TRST
10k
TDI
TCK
R5058
R5137
R5069
10k
10k
10k
13
14
29
!
SUB3.3V
R8661
10k
AA_ED0
AA_ED1
AA_ED2
AA_ED3
AA_ED4
AA_ED5
AA_ED6
AA_ED7
AA_ED8
AA_ED9
AA_ED10
AA_ED11
AA_ED12
AA_ED13
SUB3.3V
AA_ED14
AA_ED15
AA_EA0
AA_EA1
AA_EA2
AA_EA3
AA_EA4
AA_EA5
AA_EA6
AA_EA7
R4079
EXB2HV560JV
AA_EA8
AA_EA9
AA_EA10
AA_EA11
AA_EA12
AA_EA13
AA_EA14
AA_EA15
AA_EA16
AA_EA17
AA_EA18
AA_EA19
AA_EA20
AA_EA21
AA_EA22
AA_EA23
R4081
EXB2HV560JV
TO 1/11
SD_CARD
R8573
EXB28V221JX
AE_SDDAT2
SDDAT2
AE_SDDAT3
SDDAT3
AE_SDDAT0
SDDAT0
AE_SDDAT1
SDDAT1
R8721
68
AE_SDWP
SDWP
R8722
68
AE_SDCD
SDCD
R8574
68
AE_SDCMD
SDCMD
R8575
220
AE_SDCLK
SDCLK
L8509
J0JAC0000006
R8568
33
15
16
A-BOARD (2/11)
TXN/A10PYHS
TO 1/11
From PEAKS-LiteII
R4090
EXB2HV560JV
ED0
ED1
ED2
ED3
ED4
ED5
ED6
ED7
LiteII
R4091
ED8
EXB2HV560JV
ED9
ED10
ED11
ED12
ED13
ED14
ED15
R4168
EXB2HV473JV
EA0
EA1
EA2
EA3
LiteII
EA4
EA5
EA6
EA7
R4089
EXB2HV560JV
VI2P12
EA8, UV0
VI2P13
EA9. UV1
VI2P14
EA10, UV2
VI2P15
EA11, UV3
VI2P16
EA12, UV4
VI2P17
EA13, UV5
VI2P18
EA14, UV6
VI2P19
EA15, UV7
VI2P22
EA16, Y0
B_PORT
VI2P23
EA17, Y1
LiteII
VI2P24
EA18, Y2
VI2P25
EA19, Y3
VI2P26
EA20, Y4
VI2P27
EA21, Y5
VI2P28
EA22, Y6
VI2P29
EA23, Y7
SUB3.3V
L8507
J0JHC0000045
R8566
EXB2HV103JV
R8569
R8570
R8571
R8572
33
33
33
EXB28V330JX
C8533
16V 0.1u
C8534
16V
47u
+
C8537
16V
2.2u
W.P.
10
D.SW
NO
12
JK8302
11
K1NA09E00080
SD_CARD SLOT
17
18

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